11331130313221 has 8 divisors (see below), whose sum is σ = 11640838787424. Its totient is φ = 11023521558000.

The previous prime is 11331130313201. The next prime is 11331130313231. The reversal of 11331130313221 is 12231303113311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11331130313221 - 2¹¹ = 11331130311173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331130313201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 524918806 + ... + 524940391.

It is an arithmetic number, because the mean of its divisors is an integer number (1455104848428).

Almost surely, 2^{11331130313221} is an apocalyptic number.

It is an amenable number.

11331130313221 is a deficient number, since it is larger than the sum of its proper divisors (309708474203).

11331130313221 is a wasteful number, since it uses less digits than its factorization.

11331130313221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1049859491.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 11331130313221 its reverse (12231303113311), we get a palindrome (23562433426532).

The spelling of 11331130313221 in words is "eleven trillion, three hundred thirty-one billion, one hundred thirty million, three hundred thirteen thousand, two hundred twenty-one".